Drain pan



FIG. 1 is a front elevational view of a drain pan showing our newdesign, the rear elevational view being the same but reversed;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left-side elevational view thereof;

FIG. 4 is a right-side elevational view thereof; and,

FIG. 5 is a bottom plan view thereof.

The ornamental design for a drain pan, as shown and described.